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| Mirrors > Home > MPE Home > Th. List > ovresd | Structured version Visualization version GIF version | ||
| Description: Lemma for converting metric theorems to metric space theorems. (Contributed by Mario Carneiro, 2-Oct-2015.) |
| Ref | Expression |
|---|---|
| ovresd.1 | ⊢ (𝜑 → 𝐴 ∈ 𝑋) |
| ovresd.2 | ⊢ (𝜑 → 𝐵 ∈ 𝑋) |
| Ref | Expression |
|---|---|
| ovresd | ⊢ (𝜑 → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ovresd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝑋) | |
| 2 | ovresd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ 𝑋) | |
| 3 | ovres 7579 | . 2 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) | |
| 4 | 1, 2, 3 | syl2anc 596 | 1 ⊢ (𝜑 → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 × cxp 5653 ↾ cres 5657 (class class class)co 7413 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2732 ax-sep 5251 ax-pr 5398 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-xp 5661 df-res 5667 df-iota 6489 df-fv 6541 df-ov 7416 |
| This theorem is used by: sscres 17912 fullsubc 17939 fullresc 17940 funcres2c 17992 mgmn0plusgf 18741 rngchom 20785 ringchom 20814 rhmsubclem4 20850 irinitoringc 21692 psmetres2 24540 xmetres2 24587 prdsdsf 24593 xpsdsval 24607 xmssym 24691 xmstri2 24692 mstri2 24693 xmstri 24694 mstri 24695 xmstri3 24696 mstri3 24697 msrtri 24698 tmsxpsval 24764 ngptgp 24862 nlmvscn 24913 nrginvrcn 24918 nghmcn 24971 cnmpt1ds 25069 cnmpt2ds 25070 ipcn 25474 caussi 25525 causs 25526 minveclem2 25654 minveclem3b 25656 minveclem3 25657 minveclem4 25660 minveclem6 25662 ftc1lem6 26268 ulmdvlem1 26636 abelth 26677 cxpcn3 26985 rlimcnp 27202 zsoring 28674 hhssnv 31745 madjusmdetlem3 34339 qqhcn 34501 qqhucn 34502 ftc1cnnc 38441 ismtyres 38558 isdrngo2 38708 naddcnffo 44205 |
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